What is a "Virtual" Blockchain? http://www.merriam-webster.com/dictionary/virtual http://www.etymonline.com/index.php?term=virtual http://linguistics.stackexchange.com/questions/11861/root-of-the-word-virt https://en.wikipedia.org/wiki/Virtuality_(philosophy) http://www.ibm.com/blockchain/what_is_blockchain.html https://en.wikipedia.org/wiki/Blockchain_(database) [yt]qxY9qkfZMI8[/yt] http://www.zerohedge.com/news/2016-09-07/iex-set-revolutionize-gold-trading-blockchain-based-exchange